Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual cidade possui a licença do indicativo de chamada K248am?
 ###Tabelas: CREATE TABLE planned_for_theatrical_release_but_never_screened_theatrically (planned_for_theatrical_release_but_never_screened_theatrically_id AUTO_INCREMENT PRIMARY KEY, Title VARCHAR, Series VARCHAR, Director VARCHAR, Characters VARCHAR, Release date VARCHAR) CREATE TABLE results_by_year (results_by_year_id AUTO_INCREMENT PRIMARY KEY, Year INT, Mens Open VARCHAR, Womens Open VARCHAR, Mixed Open VARCHAR, Mens u20 VARCHAR, Womens u20 VARCHAR, Senior Mixed VARCHAR, Mens 30 VARCHAR, Womens 30 VARCHAR, Mens 35 VARCHAR, Womens 35 VARCHAR, Mens 40 VARCHAR, Womens 40 VARCHAR, Mens 45 VARCHAR, Mens 50 VARCHAR) CREATE TABLE translators (translators_id AUTO_INCREMENT PRIMARY KEY, Call sign VARCHAR, Frequency MHz VARCHAR, City of license VARCHAR, ERP W INT, FCC info VARCHAR) CREATE TABLE irn-bru_second_division (irn-bru_second_division_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Opponent VARCHAR, Venue VARCHAR, Result VARCHAR, Attendance INT) CREATE TABLE world_championships_and_world_cups (world_championships_and_world_cups_id AUTO_INCREMENT PRIMARY KEY, Sport VARCHAR, Body VARCHAR, Year VARCHAR, Event type VARCHAR, Location VARCHAR, Nations VARCHAR)  
SELECT City of license FROM translators WHERE Call sign = k248am